应变对四方相BaTiO
3
缺陷及极化的影响
张思
1,
2
, 马颖
1,
2
, 周益春
1,
2
Effects of Strain on Defects and Polarization in Tetragonal BaTiO
3
ZHANG Si
1,
2
, MA Ying
1,
2
, ZHOU Yi-Chun
1,
2
图3 Ba、Ti和O中性空位在相平衡点的形成能
Fig. 3 Formation energy of neutral vacancies at each equilibrium point